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[9] The Köppen climate classification system was modified further within the Trewartha climate classification system in 1966 (revised in 1980). The Trewartha system sought to create a more refined middle latitude climate zone, which was one of the criticisms of the Köppen system (the climate group C was too general).
Climate classifications are systems that categorize the world's climates. A climate classification may correlate closely with a biome classification, as climate is a major influence on life in a region. The most used is the Köppen climate classification scheme first developed in 1884.
The Green Climate Fund (GCF) is a fund for climate finance that was established within the framework of the United Nations Framework Convention on Climate Change (UNFCCC). Considered the world's largest fund of its kind, GCF's objective is to assist developing countries with climate change adaptation and mitigation activities. [ 52 ]
Throughout Earth's climate history (Paleoclimate) its climate has fluctuated between two primary states: greenhouse and icehouse Earth. [1] Both climate states last for millions of years and should not be confused with the much smaller glacial and interglacial periods, which occur as alternating phases within an icehouse period (known as an ice age) and tend to last less than one million years ...
Climate (from Ancient Greek κλίμα 'inclination') is commonly defined as the weather averaged over a long period. [9] The standard averaging period is 30 years, [10] but other periods may be used depending on the purpose. Climate also includes statistics other than the average, such as the magnitudes of day-to-day or year-to-year variations.
Continental climates are considered as temperate climate varieties due to their location in the temperate zones, [2] [3] but are classified separately from other temperate climates in the Köppen climate classification system where they are identified by their first letter, a capital D. In the Trewartha climate classification, they are ...
In the Trewartha scheme the C climate group encompasses subtropical climates, which have 8 or more months with a mean temperature of 10 °C (50 °F) or higher. There are only two types within the C or subtropical climate group: Cs, which is a dry-summer or Mediterranean climate; Cf, or humid subtropical climate.
A humid subtropical climate is a subtropical-temperate climate type, characterized by long and hot summers, and cool to mild winters. These climates normally lie on the southeast side of all continents (except Antarctica), generally between latitudes 25° and 40° and are located poleward from adjacent tropical climates, and equatorward from either humid continental (in North America and Asia ...